Clear MAC table on each SNMP poll and reduce ping threshold

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

.claude/settings.local.json

@@ -94,7 +94,11 @@
       "Bash(go test:*)",
       "Bash(git stash:*)",
       "Bash(git revert:*)",
-      "Bash(done)"
+      "Bash(done)",
+      "Bash(while read id)",
+      "Bash(do cat /home/flamingcow/tendrils/status)",
+      "Bash(for id in node_01kgay2wynew8tjh1bpr9sd11e node_01kgay2wynew2t7qmfvtkrq2nb node_01kgay2wykevgbkxfvavxgpq30 node_01kgay2wynew5b80p45h8mdtpj node_01kgay2wynevtsrw26tprvqysw node_01kgay2wynevy9gp10a6rr4y2d)",
+      "Bash(do)"
     ],
     "ask": [
       "Bash(rm *)"