A solid oxide fuel cell or a solid oxide electrolyzing cell, comprising a) a plurality of cathode-anode-electrolyte units, each CAE-unit comprising - a first electrode for an oxidizing agent, - a second electrode for a combustible gas, - and a solid electrolyte between the first electrode and the second electrode, and b) an interconnect between the CAE-units, the interconnect including: - an oxidant inlet side and an oxidant outlet side, - a first gas distribution element comprising a gas distribution structure for the combustible gas, wherein the first gas distribution element is in contact with the second electrode of the CAE-unit, and - a second gas distribution element comprising channels for the oxidizing agent, the channels connecting the oxidant inlet side with the oxidant outlet side, wherein the channels for the oxidizing agent are in contact with the first electrode of an adjacent CAE-unit, and - at least one bypass channel for the oxidant flow, whereby the bypass channel extends between a lateral seal and the first electrode such that the bypass channel is not in contact with the first electrode, characterized in that the oxidant inlet side and the oxidant outlet side define an oxidant flow direction of the oxidizing agent flow, that the channels extend parallel to each other in the oxidant flow direction, and that the bypass channel extends along the lateral seal and extends parallel to the channels, whereby the bypass channel is in direct contact with the lateral seal. a) a plurality of cathode-anode-electrolyte units, each CAE-unit comprising - a first electrode for an oxidizing agent, - a second electrode for a combustible gas, - and a solid electrolyte between the first electrode and the second electrode, and - a first electrode for an oxidizing agent, - a second electrode for a combustible gas, - and a solid electrolyte between the first electrode and the second electrode, and b) an interconnect between the CAE-units, the interconnect including: - an oxidant inlet side and an oxidant outlet side, - a first gas distribution element comprising a gas distribution structure for the combustible gas, wherein the first gas distribution element is in contact with the second electrode of the CAE-unit, and - a second gas distribution element comprising channels for the oxidizing agent, the channels connecting the oxidant inlet side with the oxidant outlet side, wherein the channels for the oxidizing agent are in contact with the first electrode of an adjacent CAE-unit, and - at least one bypass channel for the oxidant flow, whereby the bypass channel extends between a lateral seal and the first electrode such that the bypass channel is not in contact with the first electrode, - an oxidant inlet side and an oxidant outlet side, - a first gas distribution element comprising a gas distribution structure for the combustible gas, wherein the first gas distribution element is in contact with the second electrode of the CAE-unit, and - a second gas distribution element comprising channels for the oxidizing agent, the channels connecting the oxidant inlet side with the oxidant outlet side, wherein the channels for the oxidizing agent are in contact with the first electrode of an adjacent CAE-unit, and - at least one bypass channel for the oxidant flow, whereby the bypass channel extends between a lateral seal and the first electrode such that the bypass channel is not in contact with the first electrode,