minor: callback unknown_channels (follow-up 0966edc637ba927ea6767b44aa937b0ca7805dd7)
minor: callback unknown_channels (follow-up 0966edc637ba927ea6767b44aa937b0ca7805dd7)

vialectrum/vialectrum,spesmilo/electrum,pooler/electrum-ltc,pooler/electrum-ltc,spesmilo/electrum,wakiyamap/electrum-mona,pooler/electrum-ltc,spesmilo/electrum,spesmilo/electrum,wakiyamap/electrum-mona,wakiyamap/electrum-mona,wakiyamap/electrum-mona,pooler/electrum-ltc,vialectrum/vialectrum,vialectrum/vialectrum