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1910 switch, IPv4 routing working, IPv6 routing not working

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  • 1.  1910 switch, IPv4 routing working, IPv6 routing not working

    Posted May 23, 2017 02:03 AM

    Hi,

    i have one of the 1910s (JE006A - 1910-24G) at my place and I'm trying to configure IPv6 routing between the locally connected VLANs on this switch. Routing for IPv4 works as expected, but whenever I try to do routing on IPv6 from one of the connected systems traceroute hangs after reaching the switch. The switch itself can ping to the internet through the router in front of it, and also can ping all directly connected endpoints (e.g. a client on the client VLAN, and another switch on the management VLAN).

    The data sheet of the switch says it's capable of doing IPv6 routing ( https://www.hpe.com/h20195/v2/getpdf.aspx/4aa1-7808enw.pdf )

    Is there anything special to have configured on the 1910 to enable inter-vlan routing and packet forwarding via IPv6? Thanks all for your help, any insight is highly appreciated.

    Following is the currently deployed config on the switch:

    <HPE>display current-configuration
    #
    version 5.20, Release 1518P01
    #
    sysname HPE
    #
    clock timezone Amsterdam add 01:00:00
    #
    dhcp relay server-group 0 ip 172.18.253.254
    #
    domain default enable system
    #
    ip ttl-expires enable
    #
    lldp enable
    lldp compliance cdp
    #
    password-recovery enable
    #
    vlan 1
    #
    vlan 2
    description Management
    #
    vlan 3
    description Server
    #
    vlan 4
    description Client LAN
    #
    vlan 5
    description Client WLAN
    #
    vlan 200
    description Gast
    #
    vlan 253
    description Transfer
    #
    vlan 2000
    description Upstream
    #
    domain system
    access-limit disable
    state active
    idle-cut disable
    self-service-url disable
    #
    user-group system
    #
    local-user admin
    authorization-attribute level 3
    service-type ssh telnet terminal
    service-type web
    #
    stp mode rstp
    stp enable
    #
    interface Bridge-Aggregation1
    port link-type hybrid
    port hybrid vlan 2 to 5 200 253 2000 tagged
    port hybrid vlan 1 untagged
    link-aggregation mode dynamic
    #
    interface Bridge-Aggregation2
    port link-type hybrid
    port hybrid vlan 1 to 5 tagged
    link-aggregation mode dynamic
    #
    interface Bridge-Aggregation3
    link-aggregation mode dynamic
    #
    interface NULL0
    #
    interface Vlan-interface1
    ip address 192.168.2.254 255.255.255.0
    dhcp select relay
    dhcp relay server-select 0
    #
    interface Vlan-interface2
    ipv6 address FD56:DD58:947C:2::1/64
    ip address 172.18.2.254 255.255.255.0
    dhcp select relay
    dhcp relay server-select 0
    #
    interface Vlan-interface3
    ipv6 address FD56:DD58:947C:3::1/64
    ip address 172.18.3.254 255.255.255.0
    dhcp select relay
    dhcp relay server-select 0
    #
    interface Vlan-interface4
    ipv6 address FD56:DD58:947C:4::1/64
    ip address 172.18.4.254 255.255.255.0
    dhcp select relay
    dhcp relay server-select 0
    #
    interface Vlan-interface5
    ipv6 address FD56:DD58:947C:5::1/64
    ip address 172.18.5.254 255.255.255.0
    dhcp select relay
    dhcp relay server-select 0
    #
    interface Vlan-interface253
    ipv6 address FD56:DD58:947C::2/64
    ip address 172.18.253.253 255.255.255.0
    #
    interface GigabitEthernet1/0/1
    port link-type hybrid
    port hybrid vlan 2 to 5 200 253 2000 tagged
    port hybrid vlan 1 untagged
    stp edged-port enable
    port link-aggregation group 1
    #
    interface GigabitEthernet1/0/2
    port link-type hybrid
    port hybrid vlan 2 to 5 200 253 2000 tagged
    port hybrid vlan 1 untagged
    stp edged-port enable
    port link-aggregation group 1
    #
    interface GigabitEthernet1/0/3
    port link-type hybrid
    port hybrid vlan 1 to 5 tagged
    stp edged-port enable
    port link-aggregation group 2
    #
    interface GigabitEthernet1/0/4
    port link-type hybrid
    port hybrid vlan 1 to 5 tagged
    stp edged-port enable
    port link-aggregation group 2
    #
    interface GigabitEthernet1/0/5
    stp edged-port enable
    port link-aggregation group 3
    #
    interface GigabitEthernet1/0/6
    stp edged-port enable
    port link-aggregation group 3
    #
    interface GigabitEthernet1/0/7
    stp edged-port enable
    #
    interface GigabitEthernet1/0/8
    stp edged-port enable
    #
    interface GigabitEthernet1/0/9
    port link-type hybrid
    port hybrid vlan 1 tagged
    stp edged-port enable
    #
    interface GigabitEthernet1/0/10
    port link-type hybrid
    port hybrid vlan 1 tagged
    stp edged-port enable
    #
    interface GigabitEthernet1/0/11
    port link-type hybrid
    port hybrid vlan 2 to 5 200 tagged
    port hybrid vlan 1 untagged
    stp edged-port enable
    #
    interface GigabitEthernet1/0/12
    stp edged-port enable
    #
    interface GigabitEthernet1/0/13
    port link-type hybrid
    undo port hybrid vlan 1
    port hybrid vlan 2 to 4 200 tagged
    port hybrid vlan 5 untagged
    port hybrid pvid vlan 5
    stp edged-port enable
    #
    interface GigabitEthernet1/0/14
    port access vlan 253
    stp edged-port enable
    #
    interface GigabitEthernet1/0/15
    port access vlan 2
    stp edged-port enable
    #
    interface GigabitEthernet1/0/16
    port access vlan 5
    stp edged-port enable
    #
    interface GigabitEthernet1/0/17
    port access vlan 2000
    stp edged-port enable
    #
    interface GigabitEthernet1/0/18
    port access vlan 2000
    stp edged-port enable
    #
    interface GigabitEthernet1/0/19
    stp edged-port enable
    #
    interface GigabitEthernet1/0/20
    stp edged-port enable
    #
    interface GigabitEthernet1/0/21
    stp edged-port enable
    #
    interface GigabitEthernet1/0/22
    stp edged-port enable
    #
    interface GigabitEthernet1/0/23
    stp edged-port enable
    #
    interface GigabitEthernet1/0/24
    stp edged-port enable
    #
    interface GigabitEthernet1/0/25
    stp edged-port enable
    #
    interface GigabitEthernet1/0/26
    stp edged-port enable
    #
    interface GigabitEthernet1/0/27
    stp edged-port enable
    #
    interface GigabitEthernet1/0/28
    stp edged-port enable
    #
    ip route-static 0.0.0.0 0.0.0.0 172.18.253.254
    #
    ipv6 route-static :: 0 FD56:DD58:947C::1
    #
    dhcp enable
    #
    ntp-service source-interface Vlan-interface253
    ntp-service unicast-server 172.18.253.254
    #
    ssh server enable
    #
    ip https enable
    #
    user-interface aux 0
    authentication-mode scheme
    user-interface vty 0 15
    authentication-mode scheme
    #
    return



  • 2.  RE: 1910 switch, IPv4 routing working, IPv6 routing not working

    Posted May 27, 2017 05:09 AM

    Do you have static routes on the attached clients?

    afaik, default the 1910   (at least its succesor , the 1920)  doesn't send out Router Advertisements.
    On 1920, I had to enable them from CLI: 
    interface Vlan-interface331
     undo ipv6 nd ra halt

    Beware when using these devices as routers.  Their ARP/ND table is very limited.   On IPv6 this even hurts more, since devices have multiples addresses.  (Link Local , Global , Privacy extensions)