Docs: More precise explanation of parameter "onlynet"

Author: wodry

src/init.cpp

@@ -405,7 +405,7 @@ void SetupServerArgs()
     gArgs.AddArg("-maxtimeadjustment", strprintf("Maximum allowed median peer time offset adjustment. Local perspective of time may be influenced by peers forward or backward by this amount. (default: %u seconds)", DEFAULT_MAX_TIME_ADJUSTMENT), false, OptionsCategory::CONNECTION);
     gArgs.AddArg("-maxuploadtarget=<n>", strprintf("Tries to keep outbound traffic under the given target (in MiB per 24h), 0 = no limit (default: %d)", DEFAULT_MAX_UPLOAD_TARGET), false, OptionsCategory::CONNECTION);
     gArgs.AddArg("-onion=<ip:port>", "Use separate SOCKS5 proxy to reach peers via Tor hidden services (default: -proxy)", false, OptionsCategory::CONNECTION);
-    gArgs.AddArg("-onlynet=<net>", "Only connect to nodes in network <net> (ipv4, ipv6 or onion)", false, OptionsCategory::CONNECTION);
+    gArgs.AddArg("-onlynet=<net>", "Make outgoing connections only through network <net> (ipv4, ipv6 or onion). Incoming connections are not affected by this option. This option can be specified multiple times to allow multiple networks.", false, OptionsCategory::CONNECTION);
     gArgs.AddArg("-peerbloomfilters", strprintf("Support filtering of blocks and transaction with bloom filters (default: %u)", DEFAULT_PEERBLOOMFILTERS), false, OptionsCategory::CONNECTION);
     gArgs.AddArg("-permitbaremultisig", strprintf("Relay non-P2SH multisig (default: %u)", DEFAULT_PERMIT_BAREMULTISIG), false, OptionsCategory::CONNECTION);
     gArgs.AddArg("-port=<port>", strprintf("Listen for connections on <port> (default: %u or testnet: %u)", defaultChainParams->GetDefaultPort(), testnetChainParams->GetDefaultPort()), false, OptionsCategory::CONNECTION);