We use ASR1K massively in BT on customer prems so suspect it's the transceiver.
Cheers Neil Sent from my iPhone > On 26 Jun 2017, at 12:04, Giles Coochey <[email protected]> wrote: > > Hi, > > Wondering whether anyone has experienced this issue before. > > I have a client who has a BT 100Mbps transit circuit, it is terminated with a > BT NTU RJ45 port. > > My client has a ASR 1000 and is trying to connect the circuit to it, via a > GLC-TE SFP transceiver. > > When connected we see the interface come up 100Mbps, full duplex. > > But interface counters show only some packets going out, and only CRCs coming > in? > > If we loop a Catalyst copper port VLAN between the NTU and the ASR everything > comes up and works fine. > > Anyone had these issues with ASR1ks and BT NTUs?? > > Do you know if there is any workaround, ideally I wouldn't like to introduce > active equipment between the NTU and the ASR. > > Thanks > > Giles >
