I have two 25Gbe dual port cards. I have connected them back to back over two pc’s with a direct attach passive copper cable (SFP 28 - compatible with MCP2M00-A003). I have upgraded the firmware version on both the NIC’s to the latest release. flint query output is:
Image type: FS3
FW Version: 14.25.1020
FW Release Date: 30.4.2019
Product Version: 14.25.1020
Rom Info: type=UEFI version=14.18.19 cpu=AMD64,AARCH64
type=PXE version=3.5.701 cpu=AMD64
Description: UID GuidsNumber
Base GUID: 248a0703001e2e92 4
Base MAC: 248a071e2e92 4
Image VSD: N/A
Device VSD: N/A
PSID: MT_2420110034
Security Attributes: N/A
Yet inspite " ip link show" over the interface shows NO-CARRIER.
3: enp1s0f0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state DOWN mode DEFAULT group default qlen 1000
link/ether 24:8a:07:1e:2e:92 brd ff:ff:ff:ff:ff:ff
4: enp1s0f1: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1500 qdisc mq state DOWN mode DEFAULT group default qlen 1000
link/ether 24:8a:07:1e:2e:93 brd ff:ff:ff:ff:ff:ff
What am I missing ? How to conneced the above two 25gbe interfaces back to back ?Do I need some special cable ?
Thanks in advance.
Nitin