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| author |   Hanoh Haim <hhaim@cisco.com> | 2016-02-18 16:49:09 +0200 |
|---|---|---|
| committer | Hanoh Haim <hhaim@cisco.com> | 2016-02-18 16:49:09 +0200 |
| commit | 38defe118db360190121c44a9b65c1477f54afa3 (patch) | |
| tree | 226c39ef54488e7a47fe80e2d450672d2a17df20 /scripts/stl | |
| parent | 3931530bce5529e141f0fb10d6c72981aa0d97e6 (diff) | |
fix mpls example to use write_mask instruction
Diffstat (limited to 'scripts/stl')
| -rw-r--r-- | scripts/stl/udp_1pkt_mpls_vm.py | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/scripts/stl/udp_1pkt_mpls_vm.py b/scripts/stl/udp_1pkt_mpls_vm.py index 262a662f..57cfb7ee 100644 --- a/scripts/stl/udp_1pkt_mpls_vm.py +++ b/scripts/stl/udp_1pkt_mpls_vm.py @@ -12,7 +12,7 @@ class STLS1(object): pkt = Ether()/MPLS(label=17,cos=1,s=0,ttl=255)/MPLS(label=0,cos=1,s=1,ttl=12)/IP(src="16.0.0.1",dst="48.0.0.1")/UDP(dport=12,sport=1025)/('x'*20) vm = CTRexScRaw( [ STLVmFlowVar(name="mlabel", min_value=1, max_value=2000, size=2, op="inc"), # 2 bytes var - STLVmWrFlowVar(fv_name="mlabel", pkt_offset= "MPLS:1.label") # LABEL is 20 bits expected is val*8 as 3 LSB are off, 16,32,64 .. using new instruction it will be possible to write to any bits + STLVmWrMaskFlowVar(fv_name="mlabel", pkt_offset= "MPLS:1.label",pkt_cast_size=4, mask=0xFFFFF000,shift=12) # write to 20bit MSB ] ) |