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110756/0510 LANCOM Systems GmbH Adenauerstr . 20/B2 52146 Würselen Germany E-Mail: info@lancom.eu Internet www .lancom.eu LANCOM Content Filter Option LANCOM Content Filter Option 쮿 Handbuch 쮿 Manual ...co nnecti ng you r bus iness 110756_LC-OPTION-ContentFilter.
LANCOM Content- Filter.
© 2010 LANCOM Systems GmbH, Wuersele n (Germany). All rights r eserved. While the informat ion in this manual has been compiled wit h great care , it may not be deemed an assurance of pr oduct characteristics. LANCOM System s shal l be liable onl y to the degre e specified in the t erms of sale and del ivery .
LANCOM Content- Filter Preface 3 EN Preface Thank you for your confidence in us! The LANCOM Content - Filter acts to fil t er out Internet websites with undesir - able content. It enables you to allow or forbid access to certain website pages and to carry out checks on the content of an online server according t o pre - defined categories.
LANCOM Content- Filter Preface 4 EN and contact addresses for LANCOM Support, please refer to the enclosed leaflet or the LA NCOM Systems W eb site. Information symbols Very important instr uctions. Failure to ob serve these may result in d amage.
LANCOM Content- Filter Contents 1 EN Contents 1 Activating the LANCOM Content- Filter Option 3 1.1 Prerequisites for install ation 3 1.1.1 Sys tem requirement s 3 1.1.2 Package content 3 1.1.3 Confi guration computer with the Windows operating system 3 1.
LANCOM Content- Filter Contents 2 EN 3 Advanced configuration of the LAN COM Content Filter with LANconfig 14 3.1 General settings 14 3.2 Settings for blocking 17 3.2.1 Blo ck- Text 18 3.2.2 Error- T ext 20 3.3 Override settings 21 3.3.1 Override te xt 23 3.
LANCOM Content- Filter Chapter 1: Activating the L A NCOM Content - Filter Option 3 EN 1 Activating the LANCOM Content- Filter Option This brief chapter informs you how to activate the LANCOM Content- Filter Option on your LANCOM.
LANCOM Content- Filter Chapter 1: Activating the L ANCOM Content - Filter Option 4 EN T he co m pu t er mu s t ha ve a cc e ss to t he LA NC O M d ev ic e th at i s t o b e c on f ig - ured.
LANCOM Content- Filter Chapter 1: Activating the L A NCOM Content - Filter Option 5 EN The license number (from the proof of license) Serial number of your LANCOM (to be found on the underside of the device) Y our customer data (company , name, postal address, e- mail address).
LANCOM Content- Filter Chapter 1: Activating the L ANCOM Content - Filter Option 6 EN When using the command line interface (e.g. T elnet), enter the command feature followed by the activation key: Feature <activation key> Please be aware that ac tivating the LANCOM Content- Filter Option is valid only for a certain time period.
LANCOM Content- Filter Chapter 1: Activating the L A NCOM Content - Filter Option 7 EN If activation was succe ssful, you can co ntinue by configuring the L ANCOM Content- Filter.
LANCOM Content Filter Chapter 2: Configuring the LANCOM Content Filter 8 EN 2 Configuring the LANCOM Content Filter 2.1 Introduction The LANCOM Content Filt er enables you to filter certain conte nt from your network, so preventing access to Internet pages with content that is illegal , dangerous or offensive.
LANCOM Content Filter Chapter 2: Configuring the L ANCOM Content Filter 9 EN All settings r e lating to categori es are stor ed in category profiles.
LANCOM Content Filter Chapter 2: Configuring the LANCOM Content Filter 10 EN 2.2 Requirements for using the LANCOM Content Fil ter The following re quirement s must be met before you can use the LANCOM Content Filte r: 쐃 The firewall must be activated and an appropriate fir ewall rule must select the content filter profile.
LANCOM Content Filter Chapter 2: Configuring the L ANCOM Content Filter 11 EN 쐋 Select one of the pre- defined securi ty profiles (basic, work, parental control): Basic: This profile ma inly.
LANCOM Content Filter Chapter 2: Configuring the LANCOM Content Filter 12 EN A whitelis t Three category pr ofiles Firewall rule The preset firewall rule is named CON TENT - FIL TER and us es the action object CONTENT - FIL TER- BASIC.
LANCOM Content Filter Chapter 2: Configuring the L ANCOM Content Filter 13 EN AL WA YS: 00.00- 23.59 hrs NEVER: 00.00- 0.00 hrs Blacklist The preset blacklist is named "MY - BLACKL I ST " a nd i t is e m p ty . H er e yo u c a n optionally enter URLs which are to be forbidden.
LANCOM Content Filter Chapter 3: Advanced configuration of th e L ANCOM Conten t Filter with LANconfig 14 EN 3 Advanced configuration of the LANCOM Content Filter with LANconfig The program LANconfig contains a spec ial menu to configur e the content filter .
LANCOM Content Filter Chapter 3: Advanced configuration of th e L ANCOM Content Filter with L ANconfig 15 EN LANconfig: Content- Filter General WEBconfig: L COS menu tr ee Setup UTM Content- Filter Global- Settings Operating This is where y ou can activate the LANCOM Content Filter .
LANCOM Content Filter Chapter 3: Advanced configuration of th e L ANCOM Conten t Filter with LANconfig 16 EN Default: Block The users of the content filter ar e automatically r emoved fr om the user list when no connection has be en made from the IP addr ess concerned via the content filter for 24 hours.
LANCOM Content Filter Chapter 3: Advanced configuration of th e L ANCOM Content Filter with L ANconfig 17 EN 3000 milliseconds Special values: The value 0 m eans unlimited timeout. Values smaller tha n 100 mill i- seconds are not r easonable.
LANCOM Content Filter Chapter 3: Advanced configuration of th e L ANCOM Conten t Filter with LANconfig 18 EN Alt. source IP for block URL: This is wher e you can configur e an optional sender addr ess to be used instead of the one that would normally be automatically selected for this target addr ess.
LANCOM Content Filter Chapter 3: Advanced configuration of th e L ANCOM Content Filter with L ANconfig 19 EN Examples of the country code: d e -D E : G e r m a n -G e r m a n y d e -C H : .
LANCOM Content Filter Chapter 3: Advanced configuration of th e L ANCOM Conten t Filter with LANconfig 20 EN <CF- LINK/> adds a link fo r activating the override <CF- BUTT ON/>.
LANCOM Content Filter Chapter 3: Advanced configuration of th e L ANCOM Content Filter with L ANconfig 21 EN Language This item offers the same setting s as described under ’Language’ → Pa g e 18 a b o v e . Te x t Enter the text that you wis h to use as err or text for this language.
LANCOM Content Filter Chapter 3: Advanced configuration of th e L ANCOM Conten t Filter with LANconfig 22 EN LANconfig: Content- Filter Override WEBconfig: L COS menu tr ee Setup UTM Content- Filter Global- Settings Override- Active This is where you can activate the override function and make further related settings.
LANCOM Content Filter Chapter 3: Advanced configuration of th e L ANCOM Content Filter with L ANconfig 23 EN Category: For the dura tion of the ov erride, all URLs are allowed that fall under the affect ed categories (as well as those which would already have been al lowed even without the override).
LANCOM Content Filter Chapter 3: Advanced configuration of th e L ANCOM Conten t Filter with LANconfig 24 EN Language This item offers the same setting s as described under ’Language’ → Pa g e 18 a b o v e . Te x t Enter the text that you wis h to use as override text for this language.
LANCOM Content Filter Chapter 3: Advanced configuration of th e L ANCOM Content Filter with L ANconfig 25 EN BOTH when the override type is "Category- and - Domain" and the override .
LANCOM Content Filter Chapter 3: Advanced configuration of th e L ANCOM Conten t Filter with LANconfig 26 EN LANconfig: Content- Filter Profiles Profiles WEBconfig: L COS menu tr ee Setup UTM Content- Filter Profiles Profiles Name The profil e name that the fi rewall refer ences must be specified her e.
LANCOM Content Filter Chapter 3: Advanced configuration of th e L ANCOM Content Filter with L ANconfig 27 EN If timeframes overlap when multiple entries are used for a content filter profile, all pages contained in one of the active entrie s will be blocked for that period of time.
LANCOM Content Filter Chapter 3: Advanced configuration of th e L ANCOM Conten t Filter with LANconfig 28 EN 3.4.2 Blacklist addresses (URL) This is where you can configure websites which are to be blocked.
LANCOM Content Filter Chapter 3: Advanced configuration of th e L ANCOM Content Filter with L ANconfig 29 EN suffix to the URL, e.g. www .mycompany .de/ . For this reason it i s advisable to enter the URL as: www .mycompany .de* . Individual URLs are separ ated by a blank.
LANCOM Content Filter Chapter 3: Advanced configuration of th e L ANCOM Conten t Filter with LANconfig 30 EN * for any combination of more than one char acter (e.g. www .lancom.* encompasses the websites www .lancom.de , www .lancom.eu, www .lancom.
LANCOM Content Filter Chapter 3: Advanced configuration of th e L ANCOM Content Filter with L ANconfig 31 EN Category profile The name of the category profile for referencing fr om the content- filter profile is entered here.
LANCOM Content Filter Chapter 3: Advanced configuration of th e L ANCOM Conten t Filter with LANconfig 32 EN The category profile must subsequently be assigned to a content- filter profile (together with a timeframe) to become active. Possi ble values: Allowed, forbidden, override Default: Allowed 3.
LANCOM Content Filter Chapter 3: Advanced configuration of th e L ANCOM Content Filter with L ANconfig 33 EN LANconfig: Content- Filter Options WEBconfig: L COS menu tr ee Setup UTM Content- Filter Global- Settings Events: This is where you define how you wish to receive notification of specific events.
LANCOM Content Filter Chapter 3: Advanced configuration of th e L ANCOM Conten t Filter with LANconfig 34 EN For SYSL OG: Source “ Admin”, priority “Info”. Default: SNMP notification E- mail recipient: An SMTP cli ent must be defi ned if you wish to us e the e- mail noti fication function.
LANCOM Content Filter Chapter 3: Advanced configuration of th e L ANCOM Content Filter with L ANconfig 35 EN Day of month: For monthly snapshots, set the day of the month when the snapshot should be taken.
LANCOM Content Filter Chapter 3: Advanced configuration of th e L ANCOM Conten t Filter with LANconfig 36 EN The firewall rule should be limited to the target service “http” so that only outgoing HT TP connections are examined.
LANCOM Content Filter Chapter 3: Advanced configuration of th e L ANCOM Content Filter with L ANconfig 37 EN Example: When a web page is accessed , the data packets pass through the firewall and are pr ocessed by the rule CONTENT - FIL TER.
LANCOM Content Filter Chapter 3: Advanced configuration of th e L ANCOM Conten t Filter with LANconfig 38 EN Stop time Here you set the stop time (time of day) when the selected p rofile ceases to be valid.
LANCOM Content Filter Chapter 4: Stat us messages 39 EN 4 Status messages 4.1 LANmonitor LANmonitor allows you to see the most important status messages from the LANCOM Content Filter at a glance.
LANCOM Content Filter Chapter 4: Status messages 40 EN Maximum processing time: Maximum time taken to process a URL, assuming this is less than the timeout value. Average processing time: A verage time taken to process a URL. Average processing time (last 5 min.
LANCOM Content Filter Chapter 4: Stat us messages 41 EN Displaying content filter category statistics T h i s d i a l o g d i s p l a y s t h e l i s t o f a l l c a t e g o r i e s w i t h t h e n u m b e r o f b l o c k e d accesses to the co ntent filter and th e share of all accesses in percent.
LANCOM Content Filter Chapter 4: Status messages 42 EN 4.1.3 Functions in LANmonitor Additional functions are available for you to influence the LANmonitor display: Click with the right- hand mouse button on the URL counter entry in LANmonitor and select Reset URL counter to reset the values for t his particular area to zer o.
LANCOM Content Filter Chapter 4: Stat us messages 43 EN Whitelisted- URLs Displays the number of websites a ccessed that are on the whitelist. Cache- Flush This option allows you to dele te (flush) the cache and all T op- 10 lists. The Cache- Current- Size is reset to 0 while the Cache- Maximum- Size remains unchanged.
LANCOM Content Filter Chapter 4: Status messages 44 EN Content Filt er’ → Pa g e 32 ). The snapshot copies the category statistics tabl e to the last last snapshot table, overwriting t he contents of the last snapshot table. The category statis tics values are then r eset to 0.
LANCOM Content Filter Chapter 4: Stat us messages 45 EN User- MAC Indicates the MA C address of the us er who performed the override. Ta r g e t U R L Indicates the website for which the override was performed. 4.2.6 Cache Cache- Current- Size Indicates the current size of the cache.
LANCOM Content Filter Chapter 4: Status messages 46 EN Hits Number of attempted calls of this website. T op - 10- Overidden- Hosts This table lists the ten most frequently calle d websites ac cessed using the override function. Host Indicates the host of the website.
LANCOM Content Filter Chapter 4: Stat us messages 47 EN Min se rv ti me Minimum time taken for the rating server to process a r equest. Avg proc time Average time taken to proces s a URL. Avg s e rv t im e Average time taken for the r ating server to process a r equest.
LANCOM Content Filter Chapter 4: Status messages 48 EN Max connections The maximum number of simultaneous connections to the content- filter proxy . Proxy connections limit The maximum allowed number of connections to the content- filter proxy .
LANCOM Content Filter Chapter 5: T u torial: Using multip le content filter profiles 49 EN 5 T utorial: Using multiple content filter profiles This chapter shows how to use a number of content filter profiles to good effect and the settings that should be considered.
LANCOM Content Filter Chapter 5: T utorial: Using multiple content filter pr ofiles 50 EN 쐏 Y ou then create your content f ilter profiles under Profiles . A content- filter profile assigns the relevant category profiles and optional blacklists and whitelists to differ ent timeframes.
LANCOM Content Filter Chapter 5: T u torial: Using multip le content filter profiles 51 EN 쐆 After you have creat ed content filter pr ofiles for your em ployees and for your trainees , the over.
LANCOM Content Filter Chapter 5: T utorial: Using multiple content filter pr ofiles 52 EN 쐅 Define a rule for the action ob ject CONTENT - FIL TER- EMPLOYEES:.
LANCOM Content Filter Chapter 5: T u torial: Using multip le content filter profiles 53 EN 쐈 Under Actions assign the action object CONTENT - FIL TER- EMPLOYEES to the rule CF- EMPLO YEES:.
LANCOM Content Filter Chapter 5: T utorial: Using multiple content filter pr ofiles 54 EN 쐉 Yo u s h o u l d n o w s p e c i f y f u rther details for the rule , e.
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