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edgerouter:mss-clamp [2015/04/27 20:25] brielleedgerouter:mss-clamp [2015/04/27 20:26] (current) brielle
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 MSS Clamping works around issues caused by (clue impaired) system admins who think blocking all ICMP is a good idea.  This is such of an issue in IPv4, that IPv6 makes ICMP mandatory to be allowed for basic networking to actually function. MSS Clamping works around issues caused by (clue impaired) system admins who think blocking all ICMP is a good idea.  This is such of an issue in IPv4, that IPv6 makes ICMP mandatory to be allowed for basic networking to actually function.
  
-You can read about [PMTU issues here](https://en.wikipedia.org/wiki/Path_MTU_Discovery).+You can read about [[https://en.wikipedia.org/wiki/Path_MTU_Discovery|PMTU issues here]].
  
 For PPPoE users, this command will 'fix' connectivity to remote sites where ICMP is blocked, and PMTU is broken: For PPPoE users, this command will 'fix' connectivity to remote sites where ICMP is blocked, and PMTU is broken: