2009/12/8 Nicolas Droux <[email protected]>: > > > Chavdar Ivanov wrote: >> >> Hi, >> >> 'man rge' states, among the rest, ..... >> The values returned by the driver in the DL_INFO_ACK primitive >> in >> response to the DL_INFO_REQ are as follows: >> >> o Maximum SDU (with jumbo frame) is 7000. >> >> o Minimum SDU is 0. >> ..... >> >> The hardware apparently supports it; I am using Jumbo frames on three >> NetBSD machines with the same network adapter; it only warns that the max is >> 7500, not 9000 as expected: >> >> $ ifconfig re0 >> re0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 7500 >> >> capabilities=3f80<TSO4,IP4CSUM_Rx,IP4CSUM_Tx,TCP4CSUM_Rx,TCP4CSUM_Tx,UDP4CSUM_Rx,UDP4CSUM_Tx> >> enabled=0 >> address: 00:14:c1:4c:3a:f4 >> media: Ethernet autoselect (1000baseT full-duplex) >> status: active >> inet 10.1.32.9 netmask 0xff000000 broadcast 10.255.255.255 >> inet6 fe80::214:c1ff:fe4c:3af4%re0 prefixlen 64 scopeid 0x1 >> >> On OpenSolaris I get: # dladm show-linkprop -p mtu rge0 >> LINK PROPERTY PERM VALUE DEFAULT POSSIBLE >> rge0 mtu r- 1500 1500 1500 >> >> Is there any particular reason Jumbo frames are not supported on this >> adapter? > > rge doesn't implement the driver properties interfaces and the MTU is not > going to be manageable through dladm for these NICs. You have to enable > jumbo frames by setting the "default_mtu" property in /kernel/drv/rge.conf.
Thanks, I'll try it tomorrow (don't want to do it over the VPN from home right now...) > > I filed 6807010 (rge driver should support GLDv3 properties) back in > February but the driver team has obviously not yet addressed the issue. > > Nicolas. > >> >> (just read PSARC/2009/638; cool). Chavdar Ivanov > -- ---- Pablo Picasso - "Computers are useless. They can only give you answers." - http://www.brainyquote.com/quotes/authors/p/pablo_picasso.html _______________________________________________ networking-discuss mailing list [email protected]
