Cannot ping ipv6 address cisco. I'm not sure what I do wrong, any help is appreciated.
Cannot ping ipv6 address cisco Any suggestions? I have the necessary ipv6 enable, unicast-routin Sep 13, 2013 · I have been doing some reading on IPv6 and have read a few different best practices guides and all of them seem to have conflicting information on the best way to assign loopback addresses. It has been assigned an IPv6 address which cannot be reached until the router itself initiates a ping. 88 encapsulation dot1Q 88 ipv6 address prefix-from-provider ::88:1/64 ipv6 enable Mar 19, 2015 · An IPv6 address prefix, in the format ipv6-prefix / prefix-length, can be used to represent bit-wise contiguous blocks of the entire address space. Jun 7, 2023 · I am attempting to ping an IPv6 address for a router's G0/0/0 port and cannot get it successfully. But when i try to ping IPV6 addresses among these routers, i am able to ping only between 2 routers and unable to ping between the other two. But I can't ping from pc1(2001:xx:xx:xx:1000::a) to pc2(2001:xx:xx:xx:1000::b), whereas I can ping IPv4 address of pc2. Jul 14, 2020 · We have a Cisco ISR 4321 with the Gigabitethernet0 (management) port in a seperate VRF (Mgmt-intf). I'm not sure what I do wrong, any help is appreciated. Sending 5, 100-byte ICMP Echos to 2004::1, timeout is 2 seconds: . cisco. Router 1# ping ipv6 2001:AAAA:BBBB:CCCC:1234:1234:1234:1234 Apr 2, 2019 · I'm using IPV6 to configure a few routers and when trying to ping the connection to make sure everything is working the command ping ipv6 (address) produces the result of "translating (address)" An example of the address I'm using is 2001:EE:1:1::1/64, I've looked everywhere and can't figure out the issue, excuse the ignorance I'm new to this. 4. A network administrator can successfully ping the server at www. and firewall is off on every pc. The Mgmt-intf VRF has been setup with a default route. Here, we will ping from Router 1 GigabitEthernet0/0 interface to Router 2 GigabitEthernet0/0 interface. Yes you either need static routes or a routing protocol to point all the routers to networks that are not directly connected to them. All pings are working except the Router to Multi switch IPv6 ping the two interfaces have the same link-local address but the IPv4 can ping the same interface, please advice. Dunno about the numeric interface identifiers, I'm used to using the name of the interface, not a number, but the OP is using MS Windows, maybe numbers are correct under MS Windows. All ip address are IPV6 and default gateway is Oct 4, 2015 · Hi all, I am trying to ping my router from a PC that has an ipv6 address. The pc's connected through a switch. Dec 29, 2023 · Compliments, I built a network with both IPv4/IPv6 the Multi switch is configured as the layer 3 router and the (Router) is the external network site. I have set it to auto config for ipv6 addressing on the PC, it has gotten an address but unable to ping to the router. I think that there might be an issue with the IPv6 address itself (2001:db8:acad:A::1/64), but I am not sure. . If we ping locally, everything works as it should, but we can't do it from the outside. Not including it will definitely not work. I am able to ping from IPV4 address between the routers. But when I try to ping 2004::2, configured using the command ipv6 route 2004::/64 Gi0/2, I get timed out: R1#ping 2004::1 Type escape sequence to abort. See for the topology and running config the attachment. Apr 28, 2021 · On the physical device, both "ipv6 address x:x:x:x:x" and "ipv6 address autoconfig" can make the device obtain the default route . Mar 31, 2024 · ipv6 address dhcp ipv6 address autoconfig default ipv6 enable ipv6 dhcp client pd prefix-from-provider! interface GigabitEthernet0/0/1 ipv6 address prefix-from-provider ::15:1/64 ipv6 enable ipv6 dhcp server Main_Network_IPV6! interface GigabitEthernet0/0/1. Apr 17, 2015 · My problem is I can ping from PC to router's f0/0:2001:xx:xx:xx:1000::64 and from router to PC also. I can ping to other PCs which are connect to the switch and its getting reply. Your configuration works well on the physical device. PC is connected to switch and switch is connected to router. com, but cannot ping the company web server located at an ISP in another city. For the simulator, it is best to use "ipv6 address autoconfig" Mar 15, 2020 · Hi, When i ping from pc it says request time out. In the end I essentially decided to use /128 on loopback interfaces using globally unique IPv6 space out of a Oct 23, 2013 · The four ports in this card are assigned to the same VLAN connecting to routers as these are in the same LAN subnet for IPV4 and IPV6 addressing. Jul 31, 2021 · The one that we cannot route is the IPv6 from the outside. Mar 14, 2025 · With IPv6 Ping, “ping ipv6” keywords are used before the destination IPv6 address. When I IPv6 ping 2001::1 from router A I got the error Unrecognized host or address or protocol not running. Jan 13, 2022 · Ping ipv6 loopback is to test the internal IPv6 stack to ensure its configuration and functionality. Apr 2, 2019 · I'm using IPV6 to configure a few routers and when trying to ping the connection to make sure everything is working the command ping ipv6 (address) produces the result of "translating (address)" An example of the address I'm using is 2001:EE:1:1::1/64, I've looked everywhere and can't figure out the issue, excuse the ignorance I'm new to this. It does not test reachability to any external device, nor does it confirm that IPv6 addresses are properly configured on the host. The ipv6-prefix must be in the form documented in RFC 2373 where the address is specified in hexadecimal using 16-bit values between colons. Oct 29, 2024 · Link-Local addresses are not necessarily bound to the MAC address, although it is common to configure Link-Local addresses using the EUI-64 method (where the MAC address is embedded into the IPv6 address), Link-Local addresses can also be manually configured in the FE80::/10 format with the ipv6 address <address> link-local command. Apr 2, 2019 · I'm using IPV6 to configure a few routers and when trying to ping the connection to make sure everything is working the command ping ipv6 (address) produces the result of "translating (address)" An example of the address I'm using is 2001:EE:1:1::1/64, I've looked everywhere and can't figure out the issue, excuse the ignorance I'm new to this. only issue is when i ping router it says request time out. We are still a bit new to IPv6 so this is getting complex to us, but we would like to leave IPv6 configured. The IPv6 ping for port G0/0/1 is OK as it is an IPv4 ping to port G0/0/0. @ChrisS: no, you do include the interface spec when pinging link-local addresses. R2 is able to ping the other routers because it has directly connected networks on its interfaces. Feb 8, 2022 · To verify that no other hosts are using the IPv6 address, the host performs the duplicate address detection (DAD) process by sending a Neighbor Solicitation (NS) message to the IPv6 address. niutomwbvoucnjyxzmkzgkqjzskknsgdaoedhnczbromytmpovrhqabcduvzeyyxzwmb