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mocah
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Level 1
Member since ‎03-24-2003
‎08-18-2017
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  • 40 Helpful votes Given
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Router Cisco 881 loosing IPv6 connectivity

11-16-2011
Hello,I have problem with IPv6 connectivity on Cisco 881 (IOS Version 15.2(1)T1). Router randomly (after a few days) looses IPv6 connection to ISP and only reloading router resolves the issue. IPv4 connectivity works normally. What would be the best ...

ICMPv6 and firewall clarification

10-10-2011
Hello all,I was just reading that some ICMPv6 types must be permitted over firewall rules in both directions. Does this mean that even if current rules on firewall  allows only access from LAN to Internet (all traffic from Internet to LAN is blocked)...

IOS ZBF not allowing IPv6

10-05-2011
Hello all,I am trying to configure Zone Based Firewall (IOS 15.2T) on Cisco 881 router for IPv6. Current setup is simple:Zone:LAN --> WANzone security LANzone security WAN!class-map type inspect match-any Internet-cmapmatch protocol dnsmatch protocol...

Cisco IOS Zone Based Firewall and IPv6

10-04-2010
Hello,I am trying to setup IPv6 tunnel to tunnel-broker Hurrican Electrics. IPv6 connection is working OK only if I disable zone security on WAN interface (Fe0 - IPv4 interface).Which protocols must be alloved to and from router?IOS version: 15.1.2T1...

ZBF and DHCP server on router

12-23-2009
Hello all,On router Cisco 881 with ZBF I have dedicated VLAN for AP connection. AP is getting IP address from router dhcp server, I would like to limit all access to Router "Self" zone to only DHCP traffic if possible. Does anybody have idea how to l...
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Member Since ‎03-24-2003 10:08 AM
Date Last Visited ‎08-18-2017 03:50 AM
Posts 42
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