--- /dev/null
+#! /usr/bin/perl
+
+my ($host,$switchtype,$community) = @ARGV;
+
+open SNMP, "snmpwalk -Os -c $community -v 2c $host ifDescr |"
+ or die "snmpwalk: $!";
+
+print "begin;\n";
+print "delete from portnames where switchtype='$switchtype';\n";
+
+while (<SNMP>) {
+ chomp;
+ /^ifDescr\.(\d+) = STRING: (.*)$/ or next;
+
+ print "insert into portnames (switchtype,port,description) values ('$switchtype',$1,'$2');\n";
+}
+
+print "end;\n";